This is how you got the final grade
Final exam: Total points: 92; total weight: 50%
Small assay: Total points : 10; total weight 10%
Labwork: Total points : 172: total weight 35%
Attendance lab: Total points: 5; total weight 10%
Grade scale:
1 90-100
2 89-80
3 70-79
4 60-69
5
0-59
Example:
You got the following points:
Final exam: 85
Small assay: 8
Labwork: 168
Attendance lab: 5
Then you reached in total (85/92)*0.5 + (8/10)*0.1 + (168/172)*0.35 +( 5/5)*0.05 = 0.91.
Based on the grading rubric this is a final grade of "1"